Finding the Fourth Proportional to 1,425,773.25, 1,967,082.71 and 813,486.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,425,773.25 : 1,967,082.71 = 813,486.15 : x
2. Step 2: Convert to fraction form
   1,425,773.25/1,967,082.71 = 813,486.15/x
3. Step 3: Cross multiply
   1,425,773.25x = 1,967,082.71 × 813,486.15
4. Step 4: Simplify right side
   1,425,773.25x = 1,600,194,536,422.04
5. Step 5: Solve for x
   x = 1,600,194,536,422.04/1,425,773.25
6. Step 6: Final answer
   x = 1,122,334.52